Choose THREE reasons why less energy is passed from one tropic level to the next? A. energy is stored within organisms

B. energy is stored in decomposers

C. energy is lost as heat to the environment

D. tertiary consumers use up all of the energy

E. all of the energy is used by primary consumers

F. energy is used by organisms to perform life functions

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed